7156978521

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1\times {\mathrm{709}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 12072499200

約数和(自身を除く): 4915520679

約数列:

[1, 3, 7, 11, 21, 33, 77, 89, 231, 267, 491, 623, 709, 979, 1473, 1869, 2127, 2937, 3437, 4963, 5401, 6853, 7799, 10311, 14889, 16203, 20559, 23397, 37807, 43699, 54593, 63101, 113421, 131097, 163779, 189303, 305893, 348119, 441707, 480689, 694111, 917679, 1044357, 1325121, 1442067, 2082333, 2436833, 3364823, 3829309, 4858777, 7310499, 10094469, 11487927, 14576331, 26805163, 30982591, 80415489, 92947773, 216878137, 340808501, 650634411, 1022425503, 2385659507, 7156978521]

約数ペア:

[(1, 7156978521), (3, 2385659507), (7, 1022425503), (11, 650634411), (21, 340808501), (33, 216878137), (77, 92947773), (89, 80415489), (231, 30982591), (267, 26805163), (491, 14576331), (623, 11487927), (709, 10094469), (979, 7310499), (1473, 4858777), (1869, 3829309), (2127, 3364823), (2937, 2436833), (3437, 2082333), (4963, 1442067), (5401, 1325121), (6853, 1044357), (7799, 917679), (10311, 694111), (14889, 480689), (16203, 441707), (20559, 348119), (23397, 305893), (37807, 189303), (43699, 163779), (54593, 131097), (63101, 113421)]